Seeing a dragon in a patch of clouds or a face on the moon, are examples of what’s called pareidolia. Take a look at these photos to test your own abilities to recognize patterns.

Being indoors with other people is a recipe for spreading the coronavirus. But removing airborne particles through proper ventilation and air filtration can reduce some of that risk.

New guidance from the CDC says that 15 minutes of exposure – regardless of whether that occurs at one time – can result in transmission of the coronavirus.

SpaceX’s satellites will populate the night sky, affecting how we observe the stars. And this is just the beginning of private satellite mega-constellations.

Should we ever adopt the International Fixed Calendar, we’d have 13 months in a year, with each month containing a Friday the 13th. Friggatriskaidekaphobia – aka fear of Friday the 13th – would be rampant! Or not. Read more about this calendar system here.

November 13, 2020, will be the second of 2020’s two Friday the 13ths. This Friday the 13th comes exactly 39 weeks – that is, the number 3 multiplied by the number 13 – before the next Friday the 13th on August 13, 2021. Whee!

The Clovis, some of North America’s earliest inhabitants, only made stone tools during a brief 300-year period from 13,050 to 12,750 years ago, new research shows.

If you encounter a date in the CE (Common Era) or BCE (Before Common Era) format, don’t fret. They mean exactly the same thing as AD (anno Domini) and BC (before Christ).

Rather than completely disappear – even when vaccines become available- it’s likely that the coronavirus SARS-CoV-2 will be added to the family of infectious diseases known as “endemic” in the human population.

If you were born in October, your birth month has 2 birthstones: opal and tourmaline.